Join our international team that drives positive change, united by a spirit of openness and curiosity. We empower you to have an impact and to grow – personally and professionally. With us, you work at the heart of financial systems and evolve the way markets operate. We’re excited about the future because we are the ones shaping it. Let´s do this together by sharing value!

IT Linux Security Engineer (f/m/d)
Clearstream Services S.A. • Luxembourg
Learn. Develop. Grow. But always: Share value

Who we are
Tracing its origins to 1585, Deutsche Börse Group has become one of the world’s leading exchange organisations and an innovative market infrastructure provider. In this role, we provide investors, financial institutions and companies access to global capital markets. What’s your part in all this? With your commitment you contribute to the success of our unique business model: offering a wide range of products, services and technologies for security, transparency and integrity on the markets. By creating trust in the markets of today and tomorrow we foster growth and contribute to the prosperity of future generations.
Luxembourg
Your career at Deutsche Börse Group
Your area of work:
The mission of the unit is to provide secure IT environments to enable Clearstream to support its business processes in the most efficient manner. This involves protecting data and IT systems. In particular, the unit aims to ensure the confidentiality, integrity and availability of data, the availability of all essential components of the underlying IT architecture and the correct functioning of the associated IT processes.
Your responsibilities:
- Maintain operational effectiveness and perform operational duties of the Linux environments, in accordance with the relevant security policies, standards and procedures. This is not limited to the Linux OS level, it also covers the management of other security tools (such our Token authentication, Access Management and Cisco solutions etc…) in a DevOps and hybrid on-prem/Cloud based environments
- Perform user management administration activities on Linux server following established policies and instructions
- Maintain and improve our existing automation processes
- Interact with internal users as well as with other IT teams or external users, to ensure the highest level of customer satisfaction is achieved
- Work closely with the support team, providing support, to ensure the incidents are adequately resolved
- Ensure compliance of our systems based on internal security guidelines but also with external audit and regulatory requirements
- Implement standard changes and service requests
- Maintain appropriate confidentiality regarding user changes
- Documentation management
- On-call service, flextime and work-from-home opportunities
Your profile:
- University degree BAC+2/3 or higher technical degree in an IT related discipline, or equivalent through relevant work experience (3+ years)
- A first relevant work experience in a similar role
- Good knowledge in Linux server (Redhat, Centos) and scripting languages ( e.g.. Python, Bash )
- Functional knowledge of user management tools and processes, including ticketing systems
- Ideally, knowledge of JIRA and GitHub would be an asset
- Previous support experience
- Team player with good communication skills
- Attention to detail, analytical mind, ability to prioritize
- Fluent in English, French and/or German considered as an asset
Why Deutsche Börse Group?
We are committed to providing a work environment which makes our employees both feel at each other and reach their full potential. Our standards go far beyond simply matching candidate with the suitable position.
Exciting, cutting-edge projects
“Boredom” is a concept unknown to us. With us you are part of a growing company that is shaping the future and where you can make a difference and actively participate – by supporting companies and start-ups going public, developing trading technologies or designing the cloud infrastructure for a highly regulated environment.
International environment
Our market infrastructures are connected globally: whether in Singapore, London, Chicago, Luxembourg or Dubai – working with us means collaborating with like-minded colleagues and teams across over 60 locations from more than 100 nations.
Security and growth
Our company is experiencing healthy growth, not least due to our diversified business model. As a globally active exchange organiser, we provide market participants with consistently safe infrastructures that stimulate growth along the entire value chain. For you this means: a secure and promising workplace!
Complementary health insurance
Your well-being and that of your family is important to us! We offer an optional supplementary healthcare scheme that complements your health insurance with the possibility to enrole family members, as well.
Diversity & Inclusion
We embrace diversity. As the cornerstone of our success, your contribution counts – irrespective of gender, nationality, ethnic or social background, religion or worldview, disability, age, sexual preference and identity.
Our values
We at Deutsche Börse create trust in the markets of today and tomorrow. We want to achieve this common goal with performance, reliability, integrity, openness and responsibility. Mutual respect and appreciation are of particular importance. Our values shape our culture and behaviour – both within our organisation and externally.
Team spirit
Our employees work in great teams that drive positive change – and therefore they enjoy working with us. This is reflected in our annual employee surveys. No matter how great the challenges posed by the markets might be – we support each other, work together closely to successfully complete projects and face change with a positive, collaborative approach.
Work-life balance
We offer a work environment, in which professional and private life can interact individually. Flexible working time models, allowance for childcare, working remotely, studying alongside your job or part-time models – we give you the opportunity to adapt your job to your life situation.
Careers with a future
Whether you are an apprentice, a trainee, a young or experienced professional – with us your career is off to a good start that holds many different paths to develop and reach the next level. Your professional future is in your hands – as a manager, expert or project manager. You can count on our support as well as further education and training measures.
Interest subsidy
Benefit from tax optimisation: we offer you an interest subsidy on mortgage loans to optimise the tax on your premiums.
Our hybrid work model
Personal exchange and the collaborative atmosphere at our offices are an important part of our corporate culture. At the same time, we offer our employees the flexibility to work remotely several days per week in line with business needs and local regulation.
Sports allowance
We support you in staying fit! We subsidise 6-month or annual memberships for the fitness or sports club of your choice.

Campus Recruiting
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Our Campus Recruiting Team is looking forward to your call or e-mail.

Recruiting Team
Send e-mail E-Mail copied! Copy E-Mail?
Our Recruiting Team is looking forward to your call or e-mail.